Ball Valves

M80i

Manufactured to stringent specification providing reliable tight shut-off and less maintenance.

  • Wide range of sizes, materials & body design option providing a suitable model for any application.
  • Precision design providing compact valves.
  • Quarter turn on/off ensuring easy operation & maintenance.
  • ISO mounting models which are quick & easy to automate.
  • Low torque valves with smaller actuators for automation.
  • Unrestricted flow allowing low pressure drop & high capacity.
  • Corrosion resistant bodies ensure long life of the product.
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Not all products are available in all markets.  Please choose your National Spirax Sarco Website or Contact Us for further information.

What do I do now?

Find further information on Ball Valves in the sections below, or get in touch for further assistance.

Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders
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Sales Brochures

Our brochures typically contain the concept, customer benefits and key features of the product.

Title Reference Number Issue File Size
PDF Ball valves an overview SB-S39-06 2 391 KB
PDF Ball valves for steam SB-S39-07 2 1.07 MB
PDF Firesafe ball valves SB-S39-08 1 242 KB
PDF M70i and M80i Sanitary ball valves for high purity applications SB-P182-08 2 709 KB
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Technical Information

Use our technical information sheets for a full technical specification of the product. They typically include:

  • Pressure/temperature limits
  • Materials
  • Sizes & connections
  • Dimensions & weights
  • Capacity charts
  • Ordering information
Title Reference Number Issue File Size
PDF M10S Ball Valve DN1/4" to DN2 1/2" TI-P133-06 98 KB US
PDF M10Si ISO Automation Ball Valve DN1/4" to DN2 1/2" TI-P133-59 98 KB US
PDF M40 ISO Reduced Bore Ball Valve DN25 to DN150 ANSI 150 and ANSI 300 TI-P133-09 98 KB US
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Installation & Maintenance Instructions

Clear & accurate guidelines on installation & maintenance. They typically include:

  • General safety information
  • General product information
  • Installation
  • Commissioning
  • Operation
  • Maintenance
  • Spare parts
Title Reference Number Issue File Size
PDF M10S Ball Valve DN1/4" to DN2 1/2" IM-P133-16 98 KB
PDF M10Si ISO Automation Ball Valve DN1/4" to DN2 1/2" IM-P133-61 98 KB
PDF M40 ISO Reduced Bore Ball Valve DN25 to DN150 ANSI 150 and ANSI 300 IM-P133-19 98 KB
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Steam Engineering Tutorials

Tutorials explaining the principles of steam and heat transfer, specific to this product section.

Ball Valves as Stop Valves

Learn more about the design and operation of ball type isolating valves.

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Calculators

The appropriate calculator to help designers and engineers select and size the products they need.

Valve Sizing

Use the calculator to size valves on Kv, flowrate, and pressure drop.

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CAD Drawings

CAD drawings enabling you to see exactly how the product is constructed. You can also drop these into your own schematics.

Ball Valves - CAD Drawings

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Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders